The Ecobee3 Wi-Fi Thermostat is an attractive Wi-Fi thermostat that you can control from your iOS or Android phone and from your PC via the web. The thermostat is easy to install and even easier to program, and it’s loaded with features including a remote sensor for heating and cooling rooms outside of the thermostat zone, numerous reminders and alerts, a capacitive touch display, and a Home IQ system monitor that tracks heating and cooling usage. The Ecobee3 app lets you control your Ecobee Smart Thermostat from anywhere, just as if you were at home. All you need is a Wi-Fi network. Did you leave for vacation and forget to turn the heat down? No problem. You can even set the heat to go up again just before you get home, so the house is nice and toasty for your return.